Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849094 | Process for desulphurization of heavy petroleum residues using electric current | Ljubov A. Shmeleva, Vladimir A. Chebyshev, Vyacheslav T. Grokhotov, Jury B. Alexandrovich, Valentin I. Ulyantsev +4 more | 1989-07-18 |